TM 10-3930-659-34 4-7. CRANKSHAFT DAMPENER MAINTENANCE (Con’t). c. ROTATION TEST 1. Shut down engine (see TM 10-3930-659-10). 2. Loosen fan belts (see TM 10-3930-659-20). 3. Grasp  crankshaft  dampener  (1)  in  both  hands and attempt to turn in both directions. If rotation is felt, replace crankshaft dampener (see subparagraph d). 4. Tighten fan belts (see TM 10-3930-659-20). d. REMOVAL 1. Shut down engine (see TM 10-3930-659-10). 2. Remove  engine  radiator  (see  TM  10-3930-659- 20). 3. Remove   transmission   oil   cooler   (see   TM   10- 3930-659-20). 4. Loosen fan belts (see TM 10-3930-659-20). TA708078 4-33

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